NVIDIA GRID K260Q vs NVIDIA Tesla K20m
We compared two Professional market GPUs: 2GB VRAM GRID K260Q and 5GB VRAM Tesla K20m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20m 's Advantages
More VRAM (5GB vs 2GB)
Larger VRAM bandwidth (208.0GB/s vs 160.0GB/s)
960 additional rendering cores
Score
Benchmark
FP32 (float)
GRID K260Q
2.289 TFLOPS
Tesla K20m
+53%
3.524 TFLOPS
Graphics Card
Jun 2013
Release Date
Jan 2013
GRID
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
1300 MHz
Memory
2GB
Memory Size
5GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
320bit
160.0GB/s
Bandwidth
208.0GB/s
Render Config
-
-
-
-
-
-
1536
Shading Units
2496
128
TMUs
208
32
ROPs
40
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
1280 KB
-
-
-
Theoretical Performance
23.84 GPixel/s
Pixel Rate
36.71 GPixel/s
95.36 GTexel/s
Texture Rate
146.8 GTexel/s
-
-
-
2.289 TFLOPS
FP32 (float)
3.524 TFLOPS
95.36 GFLOPS
FP64 (double)
1175 GFLOPS
Board Design
225W
TDP
225W
550 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
-
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
GK110
-
-
-
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
7.08 billion
294 mm²
Die Size
561 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.5
5.1
Shader Model
5.1
